.layout {
  padding: 10px;
  margin-top: 2.4rem;
}
.layout .header {
  width: 100%;
  height: 2.4rem;
  text-align: center;
  line-height: 2.4rem;
  font-size: 0.90666667rem;
  color: #1f1f1f;
  background-color: #1f1f1f;
  position: fixed;
  top: 0;
  left: 0;
}
.layout .header .backArrow {
  width: 1.06666667rem;
  height: 2.4rem;
  background: url("../../img/back_W@3x.png") no-repeat left center;
  background-size: 1.6rem 1.6rem;
  position: absolute;
  top: 0;
  left: 0.66666667rem;
}
.layout .protocolsTitle {
  width: 100%;
  height: 64px;
  line-height: 64px;
  font-size: 24px;
  text-align: center;
  color: #404040;
}
.layout .title {
  width: 100%;
  height: 50px;
  line-height: 50px;
  color: #404040;
  font-size: 18px;
  font-weight: 700;
}
.layout .text {
  font-size: 12px;
  color: #404040;
  margin-bottom: 30px;
  line-height: 20px;
}
